/Engine/Plugins/Runtime/ZoneGraph/Source/ZoneGraph/Public/ZoneGraphTypes.h
enum EZoneShapeLaneConnectionRestrictions { None = 0, NoLeftTurn = 1 << 0, NoRightTurn = 1 << 1, OneLanePerDestination = 1 << 2, MergeLanesToOneDestinationLane = 1 << 3, }